13724863 has 2 divisors, whose sum is σ = 13724864. Its totient is φ = 13724862.

The previous prime is 13724861. The next prime is 13724903. The reversal of 13724863 is 36842731.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13724863 - 2¹ = 13724861 is a prime.

Together with 13724861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13724861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6862431 + 6862432.

It is an arithmetic number, because the mean of its divisors is an integer number (6862432).

Almost surely, 2^13724863 is an apocalyptic number.

13724863 is a deficient number, since it is larger than the sum of its proper divisors (1).

13724863 is an equidigital number, since it uses as much as digits as its factorization.

13724863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 34.

The square root of 13724863 is about 3704.7082206295. The cubic root of 13724863 is about 239.4249135917.

The spelling of 13724863 in words is "thirteen million, seven hundred twenty-four thousand, eight hundred sixty-three".